You buy X packs of pencils twice as many packs of erasers and three times as many rolls of tape. write an expression in simplest form for the total amount of money you spent.

Multiply (2.4 ⋅ 1014) ⋅ (4 ⋅ 107). Express the answer in scientific notation.

Use the Distributive Property to find (x + 1) (x + 3).

What two numbers are subtracted to find the interquartile range?

Marta wants to have at least an average of 90% in her class. Her grade is calculated by averaging her homework score and the scores from five exams.

When Ryan was born, he weighed 7 pounds. At 6 months, he weighed 11.2 pounds. Amanda weighed 6 pounds when she was born, and 12.9 pounds at 6 months. Which baby had a greater percent increase in weight? Explain.

What is one extensive and one intensive property of marker ink?

Write an expression that will find the weight o

2. Vanessa wants to model how a car's maintenance costs change as the distance someone drives the car increases. What would be an appropriate unit for Vanessa's purpose? Miles/$ Gallons/Miles $/Miles $/Gallons

a population of rabbits triples every month the population starts with two rabbits how many rabbits are there in 3 months?

3. What is the x-coordinate of the vertex of y = 2 (x + 8) (x - 10) ?